<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>Title</title>
  <style>
    div{
      height: 500px;
      width: 500px;
      background-color: #0aa1ed;
    }
    li{
      display: inline-block;
      list-style-type: none;
    }
  </style>
</head>
<body>
<div>
  <ul>
    <li>1</li>
    <li>1</li>
    <li>1</li>
    <li>1</li>
    <li>1</li>
  </ul>
</div>

</body>
</html>